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Pine trees are evergreen, coniferous resinous trees (or, rarely, shrubs) growing 3–80 metres (10–260 feet) tall, with the majority of species reaching 15–45 m (50–150 ft) tall. [8] The smallest are Siberian dwarf pine and Potosi pinyon , and the tallest is an 83.45 m (273.8 ft) tall sugar pine located in Yosemite National Park .
Red pine is a coniferous evergreen tree characterized by tall, straight growth. [6] It usually ranges from 20–35 metres (66–115 feet) in height and 1 m (3 ft 3 in) in trunk diameter, exceptionally reaching 43.77 m (143 + 1 ⁄ 2 ft) tall. [7] The crown is conical, becoming a narrow rounded dome with age.
Western white pine is a large tree, regularly growing to 30–50 metres (98–164 ft) tall. It is a member of the white pine group, Pinus subgenus Strobus , and like all members of that group, the leaves ('needles') are in fascicles (bundles) of five, [ 5 ] with a deciduous sheath.
The stone pine is a coniferous evergreen tree that can exceed 25 metres (80 feet) in height, but 12–20 m (40–65 ft) is more typical. In youth, it is a bushy globe, in mid-age an umbrella canopy on a thick trunk, and, in maturity, a broad and flat crown over 8 m (26 ft) in width. [ 2 ]
The tree reaches heights of 80–100 feet (24–30 m). In areas that have optimal growing conditions, the height reached is between 100–120 feet (30–37 m). The trunk diameter ranges between 1.5–3 feet (0.46–0.91 m) and averages between 2–3 feet (0.61–0.91 m). [2]
Pinus engelmannii, commonly known as the Apache pine, is a tree of Northern Mexico, in the Sierra Madre Occidental with its range extending into the Southwestern United States. This pine is a medium-sized species with a height of 20–30 metres (66–98 feet) and a trunk diameter of 35–80 centimetres (14–31 inches).
The opinion of arborists was that the tree could not be saved and should be removed, which it subsequently was. [21] The "Morris Pine" is located in southeastern Arkansas; it is over 300 years old with a diameter of 142 cm (56 in) and a height of 35.7 m (117 ft). [22] Loblolly pine seeds were carried aboard the Apollo 14 flight.
Pinus pinaster is a medium-size tree, reaching 20–35 metres (66–115 feet) tall with a trunk diameter of up to 1.2 m (4 ft), exceptionally 1.8 m (6 ft). Pinus pinaster Cones The bark is orange-red, thick, and deeply fissured at the base of the trunk, somewhat thinner in the upper crown .